XCIV. CUPULIFERiE 
47 5 
spinous-toothed or entire, acute or obtuse. Male flowers distant 
from each other : stamens 4-8. Female flowers : styles 3-5. 
Acorns usually solitary ; cup covering about half the nut ; scales 
imbricate ; nut ovoid, pointed, smooth, brown. (Fig. 153.) 
Simla, rare, Mahasu to Narkunda, common, Data in the Giri valley ; April, 
May. — W. Temperate Himalaya. — Afghanistan. 
The Moru oak. It is found from 0000 to 9000 ft. and is distinguished by its 
green foliage. 
3. Quercus incana, Roxb . ; FI. Br. Ind. v. 603. Leaves stalked, 
ovate -lanceolate, 3-5 xl|-2 in., spinous-toothed towards the tip ; 
upper surface glabrous, lower white-tomentose. Male flowers : 
stamens 3-5. Female flowers : styles 3. Acorns single or in 
pairs ; cup at first almost covering the nut, but only about half of 
it when mature ; scales imbricate ; nut ovoid, white-tomentose 
when young, ultimately glabrous, brown. (Fig. 154.) 
Simla, common ; April, May. — Temperate Himalaya. — -Upper Bunnah. 
The Ban oak. It grows on dry, grassy hillsides from 5000 to 8000 ft., rarely 
lower, and is distinguished by its grey f oiiage, appearing white when the leaves 
are turned back by the wind. 
4. Quercus glauca, Thunb. ; FI. Br. Ind. v. 604. Leaves stalked, 
pubescent when young, ultimately glabrous, oblong- or ovate- 
lanceolate, 3-5|xl-2 in., long-pointed, more or less spinous- 
toothed towards the tip. Male catkins interrupted : flowers 
crowded in small clusters ; stamens 4-5. Female flowers : styles 
4. Acorns single or in pairs ; cup covering about two -thirds of 
the nut ; scales united, forming 4-8 tomentose, concentric belts ; 
nut ovoid, pointed, smooth, brown. (Fig. 155.) 
Simla, below 5000 ft. ; March-June. — Subtropical Himalaya, 2000-6000 ft.— 
China, Japan. 
This oak occurs only as scattered trees, not in forests as the other three 
species ; distinguished by the belted acorn- cup. 
4. CORYLUS. The classical name, from corys, a helmet, in 
allusion to the involucre. — N. temperate regions. 
